Makalah Sistem Berkas

MAKALAH SISTEM BERKAS ORGANISASI BERKAS DIRECT

DISUSUN OLEH

 Nama

: ALFIANDRI ALFIANDRI

 NIM

: 121051128

Mata Kuliah

: Sistem Be!as

"uusa# $e!#i! I#%&mati!a Fa!ultas $e!#&l&'i I#(usti I#stitut Sai#s (a# $e!#&l&'i AK)RIND  *&'+a!ata 2015

BAB I PENDAHULUAN

1,1,Lata Bela!a#' K&m-ute (a-at me#+im-a# i#%&masi (alam .e.a'ai .e#tu! %isi! tem-at -e#+im-a#a# se-eti -ita ma'#eti!/ (is! (a# lai#lai#, Sistem &-easi mem.ei!a# -a#(a#'a# l&'is +a#' see#is (ai tem-at -e#+im-a#a# i#%&masi, Be#tu! -e#+im-a#a# a.sta!si (ai u#it -e#+im-a# i#%&masi (alam .e#tu! %isi! a(alah %ile, File%ile (i-eta!a# &leh sistem &-easi !e (alam -ealata# %isi!, File File a(al a(alah ah se!um se!um-u -ula la# # i#%& i#%&m masi asi +a#' +a#' sali sali#' #' .e! .e!ait aita# a# (a# (a# (i(e (i(e%i# %i#isi isi!a !a# # &leh &leh  -em.uat#+a, Umum#+a .e!as a(alah se!um-ula# .it/ .+te/ e&( (i ma#a ati#+a (i(e%i#isi!a# &leh -em.uat (a# -ema!ai#+a, File (ata (a-at .e.e#tu! #umei/ al%a.eth atau-u# al%a#umei, File (a-at .e.e#tu! .e.as se-eti %ile te!s ata testu!tu, Suatu %ile mem-u#+ai #ama (a# (iau .e(asa!a# #ama tese.ut, "u'a mem-u#+ai !&m-&#e# lai# se-eti ti-e/ 3a!tu -em.uata#/ #ama (a# #&m& a&u#t (ai -em.uat#+a/  .esa u!ua# %ile, Kita (a-at me#ulis i#%&masi/ me#'u.ah i#%&masi/ me#am.ah (a# me#'ha-us i#%&masi (alam %ile, File/berkas a(alah se!um-ula# i#%&masi +a#' sali#' .e!aita# (a# (i(e%e#isi!a# &leh  -em.uat#+a, Umum#+a .e!as a(alah se!um-ula# .it/ .+te/ e&( (i ma#a ati#+a (i(e%e#isi!a# &leh -em.uat (a# -ema!ai#+a, File (ata (a-at .e.e#tu! #umei/ al%a.eth atau-u# atau-u# al%a#umei, al%a#umei, File (a-at .e.e#tu! .e.e#tu! .e.as se-eti %ile te!s atau testu!tu, testu!tu, Suatu %ile mem-u#+ai #ama (a# (iau .e(asa!a# #ama tese.ut, "u'a mem-u#+ai !&m-&#e# lai# se-eti ti-e/ 3a!tu -em.uata#/ #ama (a# #&m& a&u#t (ai -em.uat#+a/ .esa u!ua# %ile, Kita (a-at me#ulis i#%&masi/ me#'u.ah i#%&masi/ me#am.ah (a# me#'ha-us i#%&masi (alam %ile,  Sistem berkas

a(alah suatu sistem u#tu! me#'etahui .a'aima#a aa me#+im-a# (ata

(ai %ile tete#tu (a# &'a#isasi %ile +a#' (i'u#a!a#, Sistem .e!as me#+e(ia!a# -e#(u!u#' +a#' memu#'!i#!a# memu#'!i#!a# -&'amme -&'amme me#'a!ses %ile ta#-a me#+a#'!ut me#+a#'!ut -ei#ia# -ei#ia# !aa!teisti!  !aa!teisti!   -e#+im-a#a# (a# -ealata# -e3a!tu, Sistem .e!as me#'u.ah -e#+ataa# a!ses %ile me#a(i

i#stu i#stu!si !si4&u 4&ut-u t-utt leel leel e#(ah e#(ah,, Atau Atau (e#'a# (e#'a# !ata !ata lai# Sistem Sistem .e!as .e!as a(alah a(alah aa u#tu!  u#tu!  me#'am.il i#%&masi (ai suatu %ile, )e#' )e#'e eti tia# a# O'a O'a#i #isa sasi si .e! .e!as as a(al a(alah ah Suat Suatu u te!# te!#i! i!4 4a aaa +a#' +a#' (i'u (i'u#a #a!a !a# # u#tu u#tu!  !  me#+ata!a#4me#''am.a!a# (a# me#+im-a# e&(e&( (alam se.uah .e!as, A(a 6 te!#i! (asa &'a#isasi .e!as/ +aitu: 71, Se9ue#tial File 72, Relatie File 7, I#(e; Se9ue#tial File 76, MultiKe+ File File meu-a!a# l&'ial e&( (e#'a# -a#a#' teta- +a#' memu#'!i#!a# -&'am mem.aa (a# me#ulis e&( (e#'a# e-at ta#-a uuta# tete#tu, Met&(e a!ses la#'su#'  .e(asa!a# m&(el (is! (ai suatu %ile/ memu#'!i#!a# aa! !e sem.aa#' .l&! %ile/ memu#'!i#!a# .l&! aa! tese.ut (i.aa atau (itulis, O-easi -a(a a!ses la#'su#' te(ii (ai : read n write n  position to n read next  write next  rewrite n O-easi %ile (im&(i%i!asi u#tu! memasu!!a# #&m& .l&! se.a'ai -aamete, N&m&   .l&! (ite#tu!a# use +a#' meu-a!a# #&m& .l&! elati%/ misal#+a i#(e!s elati% !e a3al (ai %ile, Bl&! elati% -etama (ai %ile a(alah 0/ mes!i-u# alamat (is! a.s&lute a!tual (ai .l&!  misal#+a 1<60 u#tu! .l&! -etama, Met&(e i#i me#'ii#!a# s+stem &-easi me#e#tu!a# (ima#a %ile (item-at!a# (a# me#e'ah use me#'a!ses -&sisi (ai sistem %ile +a#' .u!a#  .a'ia# (ai %ile tese.ut, De#'a# &'a#isasi .e!as la#'su#'/ la#'su#'/ u#tu! me#emu!a# me#emu!a# suatu e!ama# ti(a! melalui  -&ses -e#aia#/ #amu# .isa la#'su#' me#uu alamat +a#' (item-ati e!ama#, )a(a a3al#+ a3al#+a/ a/ u#tu! u#tu! tuua# tuua# tese. tese.ut ut ma!a ma!a (i'u#a (i'u#a!a# !a# aa (e#'a# (e#'a# me#+imme#+im-a# a# e!ama e!ama# # -a(a -a(a alamat +a#' sama (e#'a# #ilai !u#i e!ama# tese.ut, =&#t&h#+a : e!ama# (e#'a# !u#i 100 a!a# (isim-a# (i alamat 100,Sehi#''a u#tu! me#emu!a# se.uah e!ama# u!u- melihat

#ilai !u#i (a# me#uu !e alamat +a#' (itu#u! &leh !u#i e!ama# tese.ut, =&#t&h : u#tu!  mem.aa e!ama# (e#'a# !u#i 55 la#'su#' saa me#uu alamat 55, 1,2,Rumusa# Masalah A(a-u# umusa# masalah (alam ma!alah i#i +aitu se.a'ai .ei!ut: 1, )e#'etia# &'a#isasi .e!as (iet> 2, Ba'aima#a met&(e !ea (ai &'a#isasi .e!as (iet> , Keu#tu#'a# (iet> 6, )e#'etia# .e!as elatie> 1,,Ma!su( (a# $uua# Seaa umum tuua# -e#+usu#a# ma!alah i#i .etuua# u#tu! : 1, Se.a'ai salah satu s+aat u#tu! meme#uhi tu'as mata !uliah Sistem Be!as 2, Da-at me#elas!a# &'a#isasi .e!as (iet , A'a (a-at memahami me#e'e#ai te#ta#' O'a#isasi Be!as direct 

BAB II PEMBAHASAN

2,1, )e#'etia# &'a#isasi .e!as (iet Diet Aess A(alah suatu aa -e#'a!sesa# e&( +a#' la#'su#'/ ta#-a me#'a!ses selu seluuh uh e& e&( ( +a#' +a#' a(a, a(a, Direct Direct Access meu-a meu-a!a# !a# met&(e met&(e +a#' +a#' mem.ia mem.ia!a !a# # -&'a -&'am m mem.aa (a# me#ulis (e#'a# e-at -a(a .e!as +a#' (i.uat (e#'a# fixed-length (e#'a#  fixed-length logical  order   ta#-a a(a#+a uuta#, Met&(e i#i sa#'at .e'u#a u#tu! me#'a!ses i#%&masi (alam  umlah .esa, Biasa#+a (ata.ase memelu!a# hal se-eti i#i, O-easi .e!as -a(a met&(e i#i hau hauss (im& (im&(i (i%i %i!a !asi si u#tu u#tu! ! me#a me#am. m.ah ah!a !a# # #&m& #&m& .l&! .l&! se.a' se.a'ai ai -aam -aamet ete e,, )e#' )e#''u 'u#a #a me#+e(ia!a# #&m& .l&! !e sistem &-easi .iasa#+a se.a'ai #&m& .l&! elati%/ +aitu i#(e!s elati% teha(a- a3al .e!as, )e#''u#aa# #&m& .l&! elati% .a'i sistem &-easi a(alah u#tu! 

memutus!a# l&!asi .e!as (ileta!!a# (a# mem.a#tu me#e'ah -e#''u#a (ai -e#'a!sesa# suatu .a'ia# sistem .e!as +a#' .u!a# .a'ia# -e#''u#a tese.ut, Keu#tu#'a# Keu#tu#'a# (ai .e!as .e!as elati% elati% i#i i#i a(alah !emam-ua# !emam-ua# me#'a!ses me#'a!ses e&( e&( seaa seaa la#'su#', la#'su#', Se.uah Se.uah e&( (a-at (i etiee/ etiee/ i#set/ m&(i%i!asi m&(i%i!asi atau (i (elete? tam-a mem-e#'auhi e&( lai# (alam .e!as +a#' sama, =&#t&h : Ma'#eti Dis! 2,2,)EN@ER$IAN BERKAS RELA$IF Suatu aa +a#' e%e!ti% (alam me#'&'a#isasi se!um-ula# e&( +a#' mem.utuh!a# a!ses se.uah e&( (e#'a# e-at, (alam .e!as elatie a(a hu.u#'a# a#taa !e+ +a#' (i-a!ai u#tu! me#'i(eti%i!asi e&( (e#'a# l&!asi e&( (alam -e#+im-a#a# se!u#(e, uuta# e&( seaa l&'i ti(a! a(a hu.u#'a##+a (e#'a# uuta# seaa %isi! me#uut #ilai !e+, 2,2,1, )ROSES  -a(a 3a!tu se.uah e&( (itulis !e(alam .e!as elatie, %u#'si -emetaa# R  (i'u#a!a# u#tu! me#eemah!a# NILAI KE* DARI RE=ORD me#a(i ADDRESS/ (ima#a e&( tese.ut (isim-a#, (isim-a#, Be'itu -ula -a(a 3a!tu a!a# meetiee meetiee e&( (e#'a# (e#'a# #ilai !e+ tete#tu/ %u#'si -emetaa# R (i'u#a!a# teha(a- #ilai !e+ tese.ut/ u#tu! me#eemah!a# #ilai !e+ itu me#a(i se.uah a((ess (alam -e#+im-a#a# se!u#(e/ (ima#a e&( tese.ut (itemu!a#, O'a#isasi .e!as elati% i#i ti(a! me#'u#tu#'!a# .ila -e#+im-a#a# se!u#(e#+a  .eu-a me(ia SASD/ se-eti ma'#eti ta-e, Be!as elatie haus (isim-a# (i(alam me(ia SASD/ se-eti (is! atau Dum, (imu#'!i#!a# u#tu! me#'a!ses e&(e&( (alam .e!as elati% seaa &#seutie/ tetati -elu (i!etahui .ah3a #ilai !e+ ti(a! teuut seaa l&'i, A(a  te!#i! (asa +a#' (i'u#a!a# u#tu! me#+ata!a# %u#'si -emetaa# R/ (ima#a R7NILAI KE* ADDRESS: •

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BAB III PENUTUP

,1, Kesim-ula# O'a#i O'a#isasi sasi .e!as .e!as i#(e!s i#(e!s se9ue# se9ue#tia tiall a(alah a(alah .e!as .e!as 4 %ile +a#' +a#' (isusu (isusu# # se(emi! se(emi!ia# ia# u-a u-a sehi#''a (a-at (ia!ses seaa se9ue#tial mau-u# seaa (iet 7la#'su#' atau !&m.i#asi !e(ua#+a/ (iet (a# se9ue#tial, )e#+im-a#a# atau-u# -e#ulisa# haate (emi haate  +a#' a(a (i(alam e;te#al mem&+/ haus (iatu se(emi!ia# u-a sehi#''a !&m-ute .isa (e#'a# (e#'a# mu(ah mu(ah me#emu!a# me#emu!a# !em.ali !em.ali (ata(ata (ata(ata +a#' tesim-a# (i(alam#+a, (i(alam#+a, Atua# Atua# i#ilah i#ilah +a#' !emu(ia# (i!e#al se.a'ai &'a#isasi %ile, Dalam hal i#i/ (i!e#al a(a .e.ea-a met&(a/ +aitu: Se9ue#tial File/ Ra#(&m File (a# I#(e; Se9ue#tial File, ,2,Saa# A'a !ita (a-at me#''u#a!a# !&m-ute (e#'a# #+ama# (a# sistem -e#+im-a#a# %ile (e#'a# sistem sistemati ati!a !a +a#' +a#' sea' sea'am am,, Ma!a Ma!a me(i me(iaa -e#+ -e#+im im-a -a#a #a# # l&'i l&'iss +a#' +a#' te-at te-at +aitu +aitu (e#' (e#'a# a# me#''u#a!a# Sistem Be!as,

DAF$AR )US$AKA htt-:44ti(u(ilaut,.l&'s-&t,&m420114124&'a#isasi.e!as(iet,html (ia!se (ia!sess -a(a -a(a ta#''a ta#''all 1502015 htt-:44heeste&#e,.l&'s-&t,&m42011404&'a#isasi.e!as,html (ia!se (ia!sess -a(a -a(a ta#''a ta#''all 15 15 02015 htt-:4451u(i#,.l&'s-&t,&m42014014&'a#isasi.e!aselati%,html   (ia!ses -a(a ta#''al 15 htt-:4451u(i#,.l&'s-&t,&m42014014&'a#isasi.e!aselati%,html 02015 htt-:44estu-amuitiatm&!&,.l&'s-&t,&m420124014&'a#isasi%ile,html (ia!ses htt-:44estu-amuitiatm&!&,.l&'s-&t,&m420124014&'a#isasi%ile,html  (ia!ses -a(a ata#''al 1502015 htt-:44asi!&m-,.l&'s-&t,&m420124104(ietaess,html (ia!ses -a(a ta#''al 1502015